ginebra2/Charms/ExternalEventCharm.h
changeset 10 232fbd5a2dcb
child 16 3c88a81ff781
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ginebra2/Charms/ExternalEventCharm.h	Wed Aug 18 09:37:05 2010 +0300
@@ -0,0 +1,61 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, version 2.1 of the License.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this program.  If not,
+* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
+*
+* Description:
+*/
+
+#ifndef EXTERNALEVENTCHAR_H
+#define EXTERNALEVENTCHAR_H
+
+#include "ObjectCharm.h"
+
+namespace GVA {
+
+/*!
+ * This class emits a signal when the user clicks outside of the given graphics object.
+ */
+class ExternalEventCharm : public ObjectCharm {
+    Q_OBJECT
+  public:
+    ExternalEventCharm(QGraphicsObject *object);
+
+    static const QString s_mouseClick;
+
+  signals:
+    /*! This signal is emitted when the user clicks outside of the object.
+     * \param type The Qt event type.
+     * \param name The Qt event name (or "MouseClick" if click gesture is detected).
+     * \param description The Qt event description.
+     */
+    void externalMouseEvent(
+            QEvent * ev,
+            const QString & name,
+            const QString & description);
+  private:
+    void checkForExternalEvent(QObject * o, QEvent * e);
+    void emitExternalEvent(QEvent * e);
+    bool eventFilter(QObject *object, QEvent *event);
+    QGraphicsScene *scene();
+
+  private:
+    QPointF m_pressPos;
+    bool m_pressed;
+};
+
+}   // end GVA namepace
+
+#endif // EXTERNALEVENTCHAR_H